The Collaborative International Dictionary of English v.0.48:

Lotus-eater \Lo"tus-eat`er\ (l[=o]"t[u^]s-[=e]t`[~e]r),
Lotos-eater \Lo"tos-eat`er\ (l[=o]"t[o^]s-[=e]t`[~e]r), n.
   (Class. Myth.)
   One who ate the fruit or leaf of the lotus, and, as a
   consequence, gave himself up to indolence and daydreams; one
   of the Lotophagi.
   [1913 Webster]

         The mild-eyed melancholy Lotos-eaters.   --Tennyson.
   [1913 Webster]